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Finding the Fourth Proportional to 306,639,695.60, 460,085,514.60 and 112,644,047.60

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Solution

The fourth proportional to 306,639,695.60, 460,085,514.60 and 112,644,047.60 is: 169,012,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,639,695.60 : 460,085,514.60 = 112,644,047.60 : x
  2. Step 2: Convert to fraction form
    306,639,695.60/460,085,514.60 = 112,644,047.60/x
  3. Step 3: Cross multiply
    306,639,695.60x = 460,085,514.60 × 112,644,047.60
  4. Step 4: Simplify right side
    306,639,695.60x = 51,825,894,606,672,896
  5. Step 5: Solve for x
    x = 51,825,894,606,672,896/306,639,695.60
  6. Step 6: Final answer
    x = 169,012,346.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.